Ceiling fan



FIG. 1 is a front view of a ceiling fan embodying the ornamental design of the present invention;

FIG. 2 is a top view of the fan of FIG. 1 on a reduced scale;

FIG. 3 is a bottom view of the fan of FIG. 1 on a reduced scale; and,

FIG. 4 is a rear view of the fan of FIG. 1 on a slightly reduced scale.

The blades have been shown broken away in FIGS. 1-4 to indicate indeterminate length.

The sides of the fan are substantially identical to the front and rear views. The broken line showing of environmental structure in FIGS. 1 and 4 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a ceiling fan, as shown and described. 